Cooler Box

FIG. 1 is a front and top perspective view of a cooler box, showing my new design;

FIG. 2 is a rear and bottom perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is a partially enlarged view thereof, taken from FIG. 1 .

The broken lines in the figures illustrate portions of the cooler box that form no part of the claimed design. The dash dot dash broken lines in FIGS. 1 and 9 represent the boundaries of the partially enlarged view and form no part of the claimed design.